<template>
	<div :class="className" :style="{height:height,width:width}" />
</template>

<script>
	import echarts from 'echarts'
	require('echarts/theme/macarons') // echarts theme
	import resize from './mixins/resize'
	export default {
		mixins: [resize],
		props: {
			className: {
				type: String,
				default: 'chart'
			},
			width: {
				type: String,
				default: '100%'
			},
			height: {
				type: String,
				default: '60vh'
			},
			autoResize: {
				type: Boolean,
				default: true
			},
			chartData: {
				type: Object,
				required: false
			}
		},
		data() {
			return {
				chart: null
			}
		},
		watch: {
			chartData: {
				deep: true,
				handler(val) {
					this.setOptions(val)
				}
			}
		},
		mounted() {
			this.$nextTick(() => {
				this.initChart()
			})
		},
		beforeDestroy() {
			if (!this.chart) {
				return
			}
			this.chart.dispose()
			this.chart = null
		},
		methods: {
			initChart() {
				this.chart = this.$echarts.init(this.$el, 'macarons')
				debugger
				// this.chart = echarts.init(this.$el, '')
				this.setOptions({
						expectedData: [100, 120, 161, 134, 105, 160, 165],
						actualData: [120, 82, 91, 154, 162, 140, 145]
					})
			},
			setOptions({
				expectedData,
				actualData
			} = {}) {
				this.chart.setOption({
					xAxis: {
						data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
						boundaryGap: false,
						axisTick: {
							show: false
						}
					},
					grid: {
						left: 10,
						right: 10,
						bottom: 20,
						top: 30,
						containLabel: true
					},
					tooltip: {
						trigger: 'axis',
						axisPointer: {
							type: 'cross'
						},
						padding: [5, 10]
					},
					yAxis: {
						axisTick: {
							show: false
						}
					},
					legend: {
						data: ['expected', 'actual']
					},
					series: [{
							name: 'expected',
							itemStyle: {
								normal: {
									color: '#FF005A',
									lineStyle: {
										color: '#FF005A',
										width: 2
									}
								}
							},
							smooth: true,
							type: 'line',
							data: expectedData,
							animationDuration: 2800,
							animationEasing: 'cubicInOut'
						},
						{
							name: 'actual',
							smooth: true,
							type: 'line',
							itemStyle: {
								normal: {
									color: '#3888fa',
									lineStyle: {
										color: '#3888fa',
										width: 2
									},
									areaStyle: {
										color: '#f3f8ff'
									}
								}
							},
							data: actualData,
							animationDuration: 2800,
							animationEasing: 'quadraticOut'
						}
					]
				})
			}
		}
	}
</script>
